# bin
print(bin(3), type(bin(3)))
print(bin(-10), type(bin(-10)))

# bool
print(bool(True))
print(bool(0))
print(bool(1))
print(bool(''))
print(bool('x'))

#
# breakpoint()

# bytearray
print(bytearray(b'123123'), type(bytearray(b'123123')))
b1 = bytearray(b'123123')
print(b1.isdigit())
print(b1.isalnum())

#
